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ZIP code

80303

Boulder, CO

STANDARD

80303 covers Boulder in Boulder County, with 24,934 people in the ACS 2023 estimate.

Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology

ACS 2023 population

24,934

Median household income

$77,344

Median home value

$941,600

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 80303. Methodology

ZIP code map of 80303

Census ZCTA boundary for ZIP 80303 in Boulder, Colorado
Census ZCTA boundary for ZIP 80303 in Boulder, Colorado. A ZCTA is not the same as a USPS ZIP code. Boundaries: U.S. Census Bureau. Methodology · Data sources
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About ZIP code 80303

Type

STANDARD

Timezone

America/Denver

Area codes

303, 720, 983

Land area

21.9 sq mi

Water area

0.93 sq mi

Households

12,583

Median gross rent

$1,833

More enterprise fields

Timezone
America/Denver
Area Codes
303, 720, 983
World Region
NA
Country
US

Commercial ZIP directory · not ACS

Commercial ZIP directory population_count for ZCTA 80303. Not ACS. Methodology

People in 80303

Race

  • White20,009
  • Black or African American273
  • American Indian or Alaska Native145
  • Asian2,034
  • Native Hawaiian and Pacific Islander23
  • Other race749
  • Two or more races2,095

Hispanic or Latino (any race): 2,055

Age

  • Under 101,438
  • 10 to 192,367
  • 20 to 298,227
  • 30 to 393,172
  • 40 to 492,356
  • 50 to 592,314
  • 60 to 692,437
  • 70 to 791,778
  • 80 and older1,239

Income and housing in 80303

Poverty rate

23.6%

Median earnings

$31,661

Median household income

$77,344

Median home value

$941,600

Median gross rent

$1,833

Education

  • High school graduate98.5%
  • Bachelor's degree78.9%
  • Graduate degree42.7%

Places covering 80303

Cities and places — Population overlap

Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.

ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

Counties — Population overlap

Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.

ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

11.8% of this ZIP is outside city limits (a real overlap row, not missing data).

Population history for 80303

IRS populationACS population
27,76613,883020052023

Hover the chart or read the table below (Year | ACS | IRS).

Population history. Year | ACS population | IRS population. ACS and IRS are separate series. Blank cells mean that source did not publish a count for the year.
YearACS populationIRS population
200518,037
200617,014
200717,820
200817,517
200917,760
201017,957
201123,19817,949
201222,93617,750
201322,74018,020
201423,50518,480
201523,29518,470
201624,32117,590
201724,73417,530
201824,63117,390
201925,08117,310
202025,70916,900
202124,81016,430
202224,86516,410
202324,934

ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.

ZIP codes near 80303

12 nearest ZIP centroids (any distance)

  1. 80305Boulder2.1 miPop 16,101 · Income $120,933
  2. 80027Louisville3.1 miPop 33,998 · Income $153,165
  3. 80310Boulder3.5 miPop 7,530 · Income —
  4. 80301Boulder5.0 miPop 25,252 · Income $92,974
  5. 80025Eldorado Springs5.8 miPop 101 · Income $128,145
  6. 80026Lafayette6.4 miPop 32,549 · Income $115,031
  7. 80304Boulder6.5 miPop 25,634 · Income $121,534
  8. 80007Arvada7.4 miPop 18,290 · Income $171,017
  9. 80021Broomfield7.6 miPop 35,562 · Income $105,645
  10. 80020Broomfield7.7 miPop 53,589 · Income $114,039
  11. 80302Boulder8.2 miPop 29,751 · Income $60,649
  12. 80544Niwot9.2 miPop 0 · Income —

ZIP centroids within 2 miles

No other ZIP codes within 2 miles of 80303, measured by Census internal-point centroids. Try a wider radius.

ZIPs within 2 miles of this place

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80303 Boulder, CO

Looking up ZIP codes within 2 miles of 80303 Boulder, CO, measured by centroid distance.

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ACS population

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Households

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Avg median income

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Avg median home

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ZIP code 80303 FAQ

What city is ZIP code 80303 in?
80303 is in Boulder, CO.
What county is 80303 in?
80303 is in Boulder County.
What is the median household income in 80303?
The median household income in 80303 is $77,344.
Which ZIP codes are near 80303?
Use the radius tool on this page to list ZIP codes within a chosen distance of 80303.